SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:45 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 4:30 P.M. ON 23 SEPTEMBER
2025

WARNINGS:

HURRICANE FORCE WINDS IN ALL AREAS.

WEATHER SITUATION:

AT 4 P.M., SUPER TYPHOON RAGASA WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 220 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 20.5 DEGREES NORTH, 116.8 DEGREES EAST. IT IS
FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 22 KILOMETRES PER
HOUR EDGING CLOSER TO THE VICINITY OF THE PEARL RIVER
ESTUARY TO THE COAST OF WESTERN GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH TO NORTHWEST FORCE 8 TO 9, BECOMING CYCLONIC FORCE 12
LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS, BECOMING PHENOMENAL LATER.

NAN'AO:
SOUTHEAST FORCE 9 TO 10, NORTH TO NORTHEAST UP TO FORCE 12
AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH SEAS, PHENOMENAL AT FIRST.

SHANWEI:
NORTH FORCE 11 TO 12, BECOMING CYCLONIC FORCE 12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY HIGH TO PHENOMENAL SEAS.

SOUTH OF HONG KONG:
NORTH TO NORTHWEST FORCE 10 TO 11, BECOMING CYCLONIC FORCE
12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH TO VERY HIGH SEAS, BECOMING PHENOMENAL.

SHANGCHUAN DAO:
NORTH TO NORTHWEST FORCE 7 TO 8, BECOMING CYCLONIC FORCE 12
LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS, BECOMING PHENOMENAL LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 7 TO 8, CYCLONIC WINDS OF FORCE 12
AT FIRST. FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

--------------------------------------------------------

WAGLAN ISLAND      WIND NORTH FORCE 5 
                   VISIBILITY 41 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND NORTH-NORTHWEST FORCE 5

MACAU              WIND NORTH FORCE 3 
                   VISIBILITY 45 KILOMETRES

XISHA              WIND NORTHWEST FORCE 2 
                   VISIBILITY 19 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 16:32 HKT ON 23.09.2025